sensors Mode-S transponder
A88774
ICAO 24-bit transponder address · allocated to United States
Currently assigned to N649JB · AIRBUS A-320 · operated by JETBLUE AIRWAYS CORP
- Hex
- A88774
- Octal
- 52103564
- Decimal
- 11,044,724
- Country
- US
- Tail
- N649JB
- Type
- A320
- Flights observed
- 128
- Distinct callsigns
- 20
- Country
- US
- Last broadcast
- 4h ago
Last known position
Country allocation
The ICAO 24-bit address A88774 falls within the block assigned to United States (US) by ICAO Annex 10, Volume III. Every aircraft registered in United States receives a permanent address from this block at the time of registration; the address stays with the airframe even if the aircraft is re-registered to a different operator within the country.
Callsign history 20 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| JBU961 | - | 3 | 2026-04-17 |
| JBU252 | JetBlue Airways | 3 | 2026-04-19 |
| JBU1449 | JetBlue Airways | 3 | 2026-05-17 |
| JBU962 | JetBlue Airways | 2 | 2026-04-17 |
| JBU868 | JetBlue Airways | 2 | 2026-04-17 |
| JBU754 | JetBlue Airways | 2 | 2026-05-10 |
| JBU563 | JetBlue Airways | 2 | 2026-05-05 |
| JBU526 | - | 2 | 2026-04-13 |
| JBU2601 | JetBlue Airways | 2 | 2026-05-09 |
| JBU2102 | JetBlue Airways | 2 | 2026-04-16 |
| JBU1936 | JetBlue Airways | 2 | 2026-05-29 |
| JBU1925 | JetBlue Airways | 2 | 2026-04-29 |
| JBU1867 | JetBlue Airways | 2 | 2026-05-28 |
| JBU1799 | - | 2 | 2026-04-16 |
| JBU1776 | JetBlue Airways | 2 | 2026-04-16 |
| JBU1760 | JetBlue Airways | 2 | 2026-04-15 |
| JBU1759 | JetBlue Airways | 2 | 2026-04-14 |
| JBU1751 | JetBlue Airways | 2 | 2026-04-25 |
| JBU1743 | JetBlue Airways | 2 | 2026-05-10 |
| JBU1742 | JetBlue Airways | 2 | 2026-05-09 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | JBU2170 | FLL → BOS | May 29, 22:00 UTC | May 30, 00:55 UTC | 2h 55m |
| 2026-05-29 | JBU953 | JFK → PBI | May 29, 10:11 UTC | May 30, 00:55 UTC | 14h 44m |
| 2026-05-29 | JBU1936 | STI → JFK | May 29, 00:58 UTC | May 29, 23:00 UTC | 22h 2m |
| 2026-05-28 | JBU637 | JFK → STI | May 28, 20:07 UTC | May 29, 19:00 UTC | 22h 54m |
| 2026-05-28 | JBU1867 | HPN → PBI | May 28, 12:11 UTC | May 29, 11:00 UTC | 22h 49m |
| 2026-05-27 | JBU1716 | BUF → BOS | May 27, 18:50 UTC | May 27, 19:00 UTC | 10m |
| 2026-05-27 | JBU1716 | BUF → BOS | May 27, 18:47 UTC | May 28, 17:00 UTC | 22h 13m |
| 2026-05-27 | JBU1715 | JFK → LAX | May 27, 14:50 UTC | May 27, 17:15 UTC | 2h 25m |
| 2026-05-27 | JBU1715 | JFK → LAX | May 27, 14:49 UTC | May 28, 13:00 UTC | 22h 11m |
| 2026-05-25 | JBU8584 | MLB → BOS | May 25, 15:35 UTC | May 25, 17:55 UTC | 2h 20m |
| 2026-05-18 | JBU836 | MSP → BOS | May 18, 00:48 UTC | May 18, 16:35 UTC | 15h 48m |
| 2026-05-17 | JBU2536 | STI → JFK | May 17, 14:11 UTC | May 18, 04:11 UTC | 14h 0m |
| 2026-05-17 | JBU1449 | FLL → STI | May 17, 11:05 UTC | May 17, 11:25 UTC | 20m |
| 2026-05-17 | JBU1449 | FLL → STI | May 17, 11:02 UTC | May 18, 04:11 UTC | 17h 9m |
| 2026-05-16 | JBU2405 | SFO → LAX | May 16, 15:20 UTC | May 16, 17:50 UTC | 2h 30m |
| 2026-05-15 | JBU2154 | DCA → BOS | May 15, 20:56 UTC | May 16, 14:11 UTC | 17h 15m |
| 2026-05-15 | JBU1731 | SLC → LAX | May 15, 13:15 UTC | May 15, 13:30 UTC | 15m |
| 2026-05-15 | JBU1731 | SLC → LAX | May 15, 13:13 UTC | May 16, 13:01 UTC | 23h 48m |
| 2026-05-14 | JBU1704 | MDE → SJU | May 14, 22:30 UTC | May 14, 22:45 UTC | 15m |
| 2026-05-14 | JBU41 | FLL → MDE | May 14, 15:55 UTC | May 14, 21:50 UTC | 5h 55m |
| 2026-05-13 | JBU1532 | CTG → JFK | May 13, 20:03 UTC | May 14, 17:45 UTC | 21h 43m |
| 2026-05-13 | JBU1532 | CTG → JFK | May 13, 14:00 UTC | May 14, 01:05 UTC | 11h 5m |
| 2026-05-13 | JBU1185 | JFK → RDU | May 13, 00:55 UTC | May 13, 01:00 UTC | 5m |
| 2026-05-13 | JBU1185 | JFK → RDU | May 13, 00:55 UTC | May 13, 23:00 UTC | 22h 6m |
| 2026-05-12 | JBU1188 | SXM → JFK | May 12, 18:48 UTC | May 13, 16:55 UTC | 22h 8m |
| 2026-05-12 | JBU1188 | SXM → JFK | May 12, 13:55 UTC | May 12, 22:45 UTC | 8h 50m |
| 2026-05-11 | JBU892 | TPA → BOS | May 11, 15:23 UTC | May 12, 14:20 UTC | 22h 58m |
| 2026-05-11 | JBU1447 | HPN → TPA | May 11, 11:10 UTC | May 11, 13:40 UTC | 2h 30m |
| 2026-05-11 | JBU1447 | HPN → TPA | May 11, 11:06 UTC | May 12, 10:45 UTC | 23h 40m |
| 2026-05-10 | JBU754 | PLS → BOS | May 10, 11:55 UTC | May 10, 14:14 UTC | 2h 20m |
| 2026-05-10 | JBU754 | PLS → BOS | May 10, 11:50 UTC | May 11, 02:55 UTC | 15h 5m |
| 2026-05-10 | JBU1743 | JAX → SJU | May 10, 00:55 UTC | May 10, 01:04 UTC | 10m |
| 2026-05-09 | JBU1743 | JAX → SJU | May 9, 22:39 UTC | May 9, 23:20 UTC | 40m |
| 2026-05-09 | JBU1742 | SJU → JAX | May 9, 19:55 UTC | May 9, 21:09 UTC | 1h 15m |
| 2026-05-09 | JBU1742 | SJU → JAX | May 9, 18:15 UTC | May 9, 18:25 UTC | 10m |
| 2026-05-09 | JBU2601 | BUF → JFK | May 9, 16:05 UTC | May 9, 16:30 UTC | 25m |
| 2026-05-09 | JBU2601 | BUF → JFK | May 9, 13:05 UTC | May 9, 13:45 UTC | 40m |
| 2026-05-09 | JBU8525 | JFK → RDU | May 9, 10:45 UTC | May 9, 11:25 UTC | 40m |
| 2026-05-09 | JBU2736 | LAX → SFO | May 9, 01:35 UTC | May 9, 02:50 UTC | 1h 15m |
| 2026-05-08 | JBU1037 | BOS → DTW | May 8, 22:40 UTC | May 9, 00:20 UTC | 1h 40m |
| 2026-05-07 | JBU932 | IAH → BOS | May 7, 18:40 UTC | May 7, 21:35 UTC | 2h 55m |
| 2026-05-07 | JBU250 | LGB → OAK | May 7, 00:21 UTC | May 7, 21:40 UTC | 21h 19m |
| 2026-05-06 | JBU349 | BOS → SAV | May 6, 20:55 UTC | May 7, 19:00 UTC | 22h 5m |
| 2026-05-06 | JBU516 | RSW → BOS | May 6, 18:20 UTC | May 7, 17:00 UTC | 22h 41m |
| 2026-05-06 | JBU192 | TPA → BOS | May 6, 12:05 UTC | May 7, 05:05 UTC | 17h 0m |
| 2026-05-05 | JBU563 | TPA → PUJ | May 5, 18:35 UTC | May 6, 17:00 UTC | 22h 26m |
| 2026-05-05 | JBU563 | TPA → PUJ | May 5, 18:35 UTC | May 5, 20:20 UTC | 1h 45m |
| 2026-05-05 | JBU791 | BOS → TPA | May 5, 14:15 UTC | May 5, 16:55 UTC | 2h 40m |
| 2026-05-04 | JBU352 | BOS → ACK | May 4, 13:42 UTC | May 5, 03:45 UTC | 14h 4m |
| 2026-05-04 | JBU1202 | JFK → BUF | May 4, 00:00 UTC | May 4, 01:00 UTC | 1h 0m |
About Mode-S
A Mode-S transponder code (also called an "ICAO 24-bit address" or "hex code") is a 6-character hexadecimal identifier permanently assigned to an aircraft when it's first registered. Unlike callsigns (which change with each flight) or registrations (which can change if an aircraft is sold internationally), the Mode-S address stays with the airframe for the life of the aircraft in that country.
Every ADS-B transmission from an aircraft includes its Mode-S address, making it the most reliable way to identify a specific airframe. Flight-tracking services like Apparatus use the Mode-S address as the primary key for tying position broadcasts, callsigns, and ownership records together.
Prefer a tail-number view? See the N649JB page for operator, model, and routing details .